Question

Consider the following figure. Find the current I3 (A). (a) 4 (b) 4.7 (c) 5 (d) 5.7 The question was asked in quiz. This intriguing question comes from Mesh Analysis topic in chapter Methods of Analyzing Circuits of Network Theory Select the correct answer from above options network theory questions and answers, network theory questions pdf, network theory question bank, network theory gate questions and answers pdf, mcq on network theory pdf, gate network theory questions and solutions, network theory mcq Test , ies network theory questions, Network theory Questions for GATE EC Exam, Network Theory MCQ (Multiple Choice Questions)

Answer 1

The correct answer is (b) 4.7 Explanation: According to mesh analysis, (1+3+6)I1 – 3(I2) – 6(I3) = 10. -3(I1) + (2+5+3)I2 = 4. -6(I1) + 10(I3) = -4 + 20. On solving the above equations, I3 = 4.7A.